Search Results
Showing results 41 to 60 of 421
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-321.gif?itok=SOxXq6Kx)
Earth's Energy Cycle: Albedo
Source Institutions
In this activity, learners experiment and observe how the color of materials that cover the Earth affects the amounts of sunlight our planet absorbs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-668.jpg?itok=R-joBVdY)
The Electric Squeeze
Source Institutions
In this activity/demo about piezoelectricity, learners discover how some crystals produce electricity when squeezed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-669.png?itok=W9ELo08r)
Nano Ice Cream
Source Institutions
In this activity/demo, learners discover how liquid nitrogen cools a creamy mixture at such a rapid rate that it precipitates super fine grained (nano) ice cream.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-899.jpg?itok=Uv_y6G2E)
Build Your Own Robot Arm
Source Institutions
In this lesson, learners develop a robot arm using common materials. Learners explore design, construction, and teamwork, as well as materials selection and use.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-255.png?itok=D9_EKQ86)
How Quick Are Your Responses?
Source Institutions
In this activity (on page 134 of the PDF), learners explore reaction time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-395.gif?itok=wOg0mH0I)
Synaptic Tag
Source Institutions
In this outdoor activity, learners review the parts of the synapse and their functions by playing a game.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-536.jpg?itok=6ufDz7qs)
Inkjet Printer
Source Institutions
In this activity, learners investigate how inkjet printers produce tiny, precise drops of ink.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-057.jpg?itok=PtoDbt3D)
Metamorphosis Matching
Source Institutions
This is an activity where learners will compare the different metamorphosis stages of amphibians.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-668.jpg?itok=TMSpqzJz)
Sky Time: Kinesthetic Astronomy
Source Institutions
Through a series of simple body movements, learners gain insight into the relationship between time and astronomical motions of Earth (rotation about its axis, and orbit around the Sun), and also abou
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-321.png?itok=2IRW_b89)
Jump Into Design: Understanding the Design Process
Source Institutions
In this series of activities (page 5), students are introduced to the design process.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-754.jpg?itok=IzkoKnGv)
Effect of Environment on Plant Growth
Source Institutions
The purpose of this plant biotechnology activity is to demonstrate the effect of changes in the environment on the growth and fertility of landscape grasses and crop grasses such as wheat and rice.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-697.gif?itok=QtI2tAjq)
A Cubic Foot Per Second
Source Institutions
In this activity, learners measure and calculate the amount of cubic feet various containers contain. Next, learners investigate cubic feet per second (cps), by carrying jugs in one second.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-708.gif?itok=WWc3JyQ3)
Whose Fault Is It?
Source Institutions
In this seismic simulation, learners play a "who-dunnit" game to explore earthquakes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-720.gif?itok=zn6pSNjW)
Graph Dance
Source Institutions
In this activity, learners "dance" (move back and forth at varying speeds) by reading a graph. This is a kinesthetic way to help learners interpret and understand how motion is graphed.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-652.gif?itok=7LxXKYAD)
Life Size: What's in a microbe?
Source Institutions
In this activity on page 3 of the PDF, learners visualize the relative size and structural differences between microbes that have the potential to cause disease.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-718.gif?itok=R7QiMyEi)
Beating Gravity
Source Institutions
In this demonstration, learners watch as a device drops a ball into a cup without touching the ball or cup, even though the ball and cup are virtually side-by-side.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-791.jpg?itok=M41wTq5q)
Water Molds (Oomycetes)
Source Institutions
In this laboratory activity, learners use a simple procedure to bait oomycetes from water and/ or soil and then examine these fungus-like organisms with the microscope to see how they look.
Coastal Erosion: Where's the Beach?
Source Institutions
Learners use beach profile data from a local beach or online data from Ocean City, Maryland to investigate coastal erosion and sediment transport.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-778.jpg?itok=ays5VRr-)
Clean Water: Is It Drinkable?
Source Institutions
In this activity, learners simulate nature's water filtration system by devising a system that will filter out both visible and invisible pollutants from water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-022.png?itok=xgwNJTRU)
Forgotten Genius
Source Institutions
This series of chemistry stations is designed to accompany the PBS documentary about African-American chemist "Percy Julian: Forgotten Genius." Each of the six stations features either a chemical or p